Ganesha is the Hindu deity in a human form but with the head of an elephant. In Hindu mythology, Lord Ganesha is the first son of Lord Shiva and the Divine Mother Parvati.

This sound formula assists us in the removal of obstacles. When chanted with the proper pranayama (rhythmic breathing) and sincere devotion, they will yield good results. In order for that to happen there is no need to know the exact nature of the hindrances. Just the awareness and recognition that there are obstacles and then chanting this mantra with the intention for resolve is enough. This mantra unifies us within.

When there is oneness there are no obstacles.
This mantra is also used for the beginning of any endeavor. Whenever we start anything anew we can bless the project with the energy of Ganesha through this mantra.
Gum is the seed sound for Ganesha.

 Om Gum Ganapatayei Namaha (108 repetitions)